ncsi: Propagate carrier gain/loss events to the NCSI controller

Report the carrier/no-carrier state for the network interface shared between the BMC and the passthrough channel. Without this functionality the BMC is unable to reconfigure the NIC in the event of a re-cabling to a different subnet. Signed-off-by: Johnathan Mantey <[email protected]> Signed-off-by: David S. Miller <[email protected]>
neuschaefer · Sep 18, 2023 · 3780bb2 · 3780bb2
1 parent 802496c
commit 3780bb2
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/net/ncsi/ncsi-aen.c b/net/ncsi/ncsi-aen.c
@@ -89,6 +89,11 @@ static int ncsi_aen_handler_lsc(struct ncsi_dev_priv *ndp,
 	if ((had_link == has_link) || chained)
 		return 0;
 
+	if (had_link)
+		netif_carrier_off(ndp->ndev.dev);
+	else
+		netif_carrier_on(ndp->ndev.dev);
+
 	if (!ndp->multi_package && !nc->package->multi_channel) {
 		if (had_link) {
 			ndp->flags |= NCSI_DEV_RESHUFFLE;